import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Person extends JButton implements FocusListener {
    int number;
    Color c=new Color(255,245,170);
    Font font=new Font("宋体",Font.BOLD,12);
    Person(int number,String s) {
        super(s);
        setBackground(c);
        setFont(font);
        this.number=number;
        c=getBackground();
        addFocusListener(this);
    }
    public void focusGained(FocusEvent e) {
        setBackground(Color.red);
    }
    public void focusLost(FocusEvent e) {
        setBackground(c);
    }
}